Port Costa (94569) Daily Weather Forecast

Port Costa weather forecast for now and the week ahead — Expect showery weather late tomorrow night through late Friday night. Expect rainy weather Sunday afternoon and evening.

Mostly sunny and delightful

  • Sunrise 6:45 am | Sunset 5:00 pm
  • High: 74° | Low 48°
  • Chance of precipitation: 0%

  • Wind: 5 mph from the ENE

Port Costa weather for the next 5 days:

Port Costa, CA weather at a glance

Q: What is the weather in Port Costa?

A: Daily conditions in Port Costa CA: Expect showery weather late tomorrow night through late Friday night. Expect rainy weather Sunday afternoon and evening..

Q: What is the temperature in Port Costa?

A: The temperature in Port Costa CA is High: 74° | Low 48°

Q: What time is sunset in Port Costa?

A: The sun will set in Port Costa CA at 12:59 AM.

Q: What is the weather tomorrow in Port Costa?

A: The weather tomorrow in Port Costa CA: Becoming windier with rain